Ancient Earth had a thick, toxic atmosphere like Venus – until it cooled off and became liveable
- Written by Antony Burnham, Research Fellow, Research School of Earth Sciences, Australian National University
Tobias Stierli / NCCR PlanetS, Author providedEarth is the only planet we know contains life. Is our planet special? Scientists over the years have mulled over what factors are essential for, or beneficial to, life. The answers will help us identify other potentially inhabited planets elsewhere in the galaxy.
To understand what conditions were...





